National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Overcast

75°F

24°C

Humidity 83%
Wind Speed S 9 mph
Barometer 29.94 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 22 Sep 12:50 pm CDT
Extended Forecast for

Dorchester IL

  • This Afternoon

    This Afternoon: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms between 1pm and 3pm, then showers likely and possibly a thunderstorm after 3pm. Cloudy, with a high near 77. South wind around 7 mph becoming west. Chance of precipitation is 60%.

    High: 77 °F

    Showers
    Likely

  • Tonight

    Tonight: A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 62. North wind 5 to 7 mph. Chance of precipitation is 40%.

    Low: 62 °F

    Chance
    T-storms then
    Chance
    Showers

  • Monday

    Monday: A chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 4pm, then a slight chance of showers and thunderstorms after 4pm. Cloudy, with a high near 70. Northeast wind around 6 mph. Chance of precipitation is 50%.

    High: 70 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 7pm. Cloudy, with a low around 61. Northeast wind around 5 mph becoming light and variable. Chance of precipitation is 70%.

    Low: 61 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms before 1pm. Mostly cloudy, with a high near 70. Northwest wind 5 to 9 mph.

    High: 70 °F

    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers after 1pm. Partly sunny, with a high near 76.

    High: 76 °F

    Partly Sunny
    then Slight
    Chance
    Showers

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms between 1pm and 3pm, then showers likely and possibly a thunderstorm after 3pm. Cloudy, with a high near 77. South wind around 7 mph becoming west. Chance of precipitation is 60%.
Tonight
A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 62. North wind 5 to 7 mph. Chance of precipitation is 40%.
Monday
A chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 4pm, then a slight chance of showers and thunderstorms after 4pm. Cloudy, with a high near 70. Northeast wind around 6 mph. Chance of precipitation is 50%.
Monday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 7pm. Cloudy, with a low around 61. Northeast wind around 5 mph becoming light and variable. Chance of precipitation is 70%.
Tuesday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly cloudy, with a high near 70. Northwest wind 5 to 9 mph.
Tuesday Night
Mostly cloudy, with a low around 54.
Wednesday
Mostly sunny, with a high near 73.
Wednesday Night
Partly cloudy, with a low around 54.
Thursday
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 76.
Thursday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 58.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 73.
Friday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 58.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 74.
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ABOUT THIS FORECAST

 
Point Forecast:
Dorchester IL
 39.1°N 89.87°W (Elev. 659 ft)
Last Update:
11:22 am CDT Sep 22, 2024
Forecast Valid:
12pm CDT Sep 22, 2024-6pm CDT Sep 28, 2024
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation